Forum Forums Class 8 Science Coal and Petroleum Wind, sun and hydro... Notifications Clear all Wind, sun and hydropower are (a) renewable (b) non-renewable (c) synthetic sources (d) None of these Last Post 0 20/04/2021 11:12 am Topic starter Wind, sun and hydropower are (a) renewable (b) non-renewable (c) synthetic sources (d) None of these AnswerAdd a comment Rohit1998 (@rohit1998) Noble Member | 2002 Posts 2002 1 0 Topic Tags class 8 cbse ncert coal petroleum 1 Answer Most Voted Oldest Newest 0 20/04/2021 11:13 am (a) renewable Add a comment Nupoor1234 (@nupoor1234) Noble Member | 2002 Posts 0 2002 0 Please Login or Register to reply to this topic. 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